(19)
(11) EP 2 775 594 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
25.10.2017 Bulletin 2017/43

(43) Date of publication A2:
10.09.2014 Bulletin 2014/37

(21) Application number: 14157693.4

(22) Date of filing: 04.03.2014
(51) International Patent Classification (IPC): 
H02K 21/44(2006.01)
H02K 1/12(2006.01)
H02K 1/17(2006.01)
 H02K 1/14(2006.01)
H02K 1/24(2006.01)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30) Priority: 05.03.2013 JP 2013043251

(71) Applicant: Sanyo Denki Co., Ltd.
Tokyo 170-8451 (JP)

(72) Inventors:
  • Sugita, Satoshi
    Toshima-ku, Tokyo 170-8451 (JP)
  • Tang, Yuqi
    Toshima-ku, Tokyo 170-8451 (JP)
  • Misawa, Yasushi
    Toshima-ku, Tokyo 170-8451 (JP)
  • Miyairi, Shigenori
    Toshima-ku, Tokyo 170-8451 (JP)

(74) Representative: Copsey, Timothy Graham et al
Kilburn & Strode LLP Lacon London 84 Theobalds Road
London WC1X 8NL
London WC1X 8NL (GB)

   


(54) Inductor type rotary motor


(57) The inductor type rotary motor of m-phase (m represents an integer of 2 or more) includes a stator in which distal ends of teeth are circularly disposed, and a rotor having an inductor tooth that faces each of the distal ends of the teeth through a constant gap. The stator includes k·m teeth (k represents an integer of 1 or more), at least one permanent magnet is disposed at each of the teeth, and adjacent permanent magnets, which belong to teeth adjacent to each other, are disposed in such a manner that different polarities face each other.







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